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tftelkamp edited this page Sep 21, 2015 · 11 revisions

Howto connect your arduino with a sx1272 / sx1276

This is howto connect your Arduino Uno with a Semtech sx1272 / sx1276 (compatable with hoperf rfm92 / rfm95).

Howto connect a it with a Arduino Uno?

Connect your Arduino Uno (3.3 Volt) to the pins:

dio0 > 4
dio1 > 5
dio2 > 7
(n)ss > 10
rst > 9
mosi > 11
miso > 12
clk > 13
gnd > gnd
3.3 volt > 3.3 volt Arduino, don't connect to 5 volt! i'm warning you...

Note for the rfm95 / sx1276:

You need to change some settings in the library, see issues.

Setting your Arduino software

Please be sure to have the latest Arduino build (HOURLY BUILDS) (Arduino 1.6.5 will not be able to compile)

LoRaWAN

For now we were not able to connect it to a LoRaWAN device :(. If you will try to connect it, be sure to undo this commit

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